Physics, 25.07.2019 00:10 deadman7628
Aseismographic station receives s and p waves from an earthquake, separated in time by 17.8 s. assume the waves have traveled over the same path at speeds of 4.50 km/s and 6.90 km/s. find the distance from the seismograph to the focus of the quake.
Answers: 3
Physics, 21.06.2019 21:40, 2003loganreed
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
Answers: 3
Physics, 22.06.2019 15:30, haileyjones732
Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
Answers: 1
Aseismographic station receives s and p waves from an earthquake, separated in time by 17.8 s. assum...
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